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Digital Electronics

Digital Electronics
ASCII code is a

 8-bit code
 5-bit code
 10-bit code
 7-bit code

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Digital Electronics
(11011) 2 in BCD 8421 code is

 01101100
 11011001
 00100111
 00011011

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Digital Electronics
A byte is equal to ________ bits.

 16
 4
 8
 32

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
None of these
 Many input and one output
 One input and one output

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Digital Electronics
Which one of the following is 2’s complement of -68?

 00111100
 10111100
 01111100
 11000100

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 ROM
All of these
 PROM
 EAROM

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